changelog
    
    
    - Sat, 23 Jul 2022 01:38:06 +0300
 
    - by Teemu Piippo <teemu.s.piippo@gmail.com> [Sat, 23 Jul 2022 01:38:06 +0300] rev 339
 
    - Add SIG macro
 
    - Wed, 20 Jul 2022 21:48:46 +0300
 
    - by Teemu Piippo <teemu.s.piippo@gmail.com> [Wed, 20 Jul 2022 21:48:46 +0300] rev 338
 
    - Delete unused code
Remove Model legacy type alias, QTextDocument is used now instead 
    - Wed, 20 Jul 2022 21:35:55 +0300
 
    - by Teemu Piippo <teemu.s.piippo@gmail.com> [Wed, 20 Jul 2022 21:35:55 +0300] rev 337
 
    - Remove debug code
 
    - Wed, 20 Jul 2022 21:34:56 +0300
 
    - by Teemu Piippo <teemu.s.piippo@gmail.com> [Wed, 20 Jul 2022 21:34:56 +0300] rev 336
 
    - Draw mode and make unofficial tools now work again
 
    - Wed, 20 Jul 2022 12:59:07 +0300
 
    - by Teemu Piippo <teemu.s.piippo@gmail.com> [Wed, 20 Jul 2022 12:59:07 +0300] rev 335
 
    - Fix crashing
Add option to set tool button style 
    - Thu, 14 Jul 2022 16:47:59 +0300
 
    - by Teemu Piippo <teemu.s.piippo@gmail.com> [Thu, 14 Jul 2022 16:47:59 +0300] rev 334
 
    - Convert text model to CR+LF when saving
 
    - Mon, 04 Jul 2022 19:53:13 +0300
 
    - by Teemu Piippo <teemu.s.piippo@gmail.com> [Mon, 04 Jul 2022 19:53:13 +0300] rev 333
 
    - Experiment to delete the Model class and rely solely on text documents